Senior Navigation and State Estimation Engineer

Castelion is seeking a Senior Navigation and State Estimation Engineer to lead the development of advanced navigation solutions for next-generation hypersonic missile systems. The role requires a strong foundation in estimation theory, nonlinear filtering, and rigid-body dynamics, with experience developing algorithms into flight software and proficiency in Python and Rust or C++.

Requirements

• Bachelor's or Master's degree in aerospace engineering, mechanical engineering, electrical engineering, physics, applied mathematics, or a related field
• Strong foundation in estimation theory, nonlinear filtering, and rigid-body dynamics
• Experience developing algorithms into flight software with computational and timing constraints
• Proficiency with Python and Rust or C++
• Understanding of navigation sensor error modeling and multi-sensor fusion

Benefits

• Comprehensive medical, vision, and dental insurance
• Four weeks of paid time off per year
• Long-term stock incentives